irqchip/i8259: Convert to use irq_set_chained_handler_and_data

Chained irq handlers usually set up handler data as well. We now have
a function to set both under irq_desc->lock. Replace the two calls
with one.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Link: http://lkml.kernel.org/r/1443709604.12993.0.camel@ingics.com


Signed-off-by: Thomas Gleixner <tglx@linutronix.de>